Evidence map›Paper›PMID 29331970›Full record

ArticleBMJ open2018

Is there a social gradient of sarcopenia? A meta-analysis and systematic review protocol.

Darci Green, Gustavo Duque, Nick Fredman, Aoun Rizvi, Sharon Lee Brennan-Olsen

Abstract read
In one paragraph

Article in BMJ open, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Darci GreenAustralian Institute for Musculoskeletal Science (AIMSS), University of Melbourne, Melbourne, Victoria, Australia.
Gustavo DuqueAustralian Institute for Musculoskeletal Science (AIMSS), University of Melbourne, Melbourne, Victoria, Australia.
Nick FredmanAustralian Institute for Musculoskeletal Science (AIMSS), University of Melbourne, Melbourne, Victoria, Australia.
Aoun RizviAustralian Institute for Musculoskeletal Science (AIMSS), University of Melbourne, Melbourne, Victoria, Australia.
Sharon Lee Brennan-OlsenAustralian Institute for Musculoskeletal Science (AIMSS), University of Melbourne, Melbourne, Victoria, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionSarcopenia (or loss of muscle mass and function) is a relatively new area within the field of musculoskeletal research and medicine. Investigating whether there is a social gradient, including occupation type and income level, of sarcopenia, as observed for other diseases, will contribute significantly to the limited evidence base for this disease. This new information may inform the prevention and management of sarcopenia and widen the evidence base to support existing and future health campaigns. METHODS AND ANALYSIS: We will conduct a systematic search of the databases PubMed, Ovid, CINAHL, Scopus and EMBASE to identify articles that investigate associations between social determinants of health and sarcopenia in adults aged 50 years and older. Eligibility of the selected studies will be determined by two independent reviewers. The methodological quality of eligible studies will be assessed according to predetermined criteria. Established statistical methods to identify and control for heterogeneity will be used, and where appropriate, we will conduct a meta-analysis. In the event that heterogeneity prevents numerical synthesis, a best evidence analysis will be employed. This systematic review protocol adheres to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses Protocols reporting guidelines and will be registered with the International Prospective Register of Systematic Reviews (PROSPERO). ETHICS AND DISSEMINATION: This systematic review will use published data, thus ethical permissions will not be required. In addition to peer-reviewed publication, our results will be presented at (inter)national conferences relevant to the field of sarcopenia, ageing and/or musculoskeletal health and disseminated both electronically and in print. PROSPERO REGISTRATION NUMBER: CRD42017072253.

Indexed as

Health Status DisparitiesIncomeOccupationsSocial Determinants of HealthAgedAged, 80 and overFemaleHumansMaleMeta-Analysis as TopicMiddle AgedResearch DesignSarcopeniaSocioeconomic FactorsSystematic Reviews as Topicadultssarcopaeniasocial determinantssystematic review

Identifiers

PMID29331970
PMCPMC5905744

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.